How to Open Your 1997 Audi A4 Key Fob & Change Battery

How to Open Your 1997 Audi A4 Key Fob & Change Battery

If your Audi remote key fob isn't open doors correct, the battery probably must to be changed. Yes, it is possible to change the battery in your keyless entry remote, and it’s easier than you think. Everything you need is described in this post.

What size battery does 1997 Audi A4 keyless entry remote required

Before starting disassembly keyless entry remote check all that you need: 2 CR2025 batteries and flat head screwdriver.
  • flat head screwdriver
  • 2xCR2025 batteries

Step by step instruction

A button battery installed inside the your keyless entry remote. Open the key if it is in the key fob. Your key fob key must be extracted with slide.

Accurately try to pry apart your key fob with pry tools. Change CR2025 batteries with flat head screwdriver.

Replace old batteries with new one CR2025. Battery must be installed with the same position as was a previous. Your remote key fob will not work if you by mistake put battery wrong way.

Before assembling fob’s case, check that all functions works by pressing buttons on key fob.

The last thing to do is put your cover back on fob. Gently try to put the two halves together by hands from top to bottom. If your key fob shell tightly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 1997 Audi A4 Video

2004 Audi A4 key fob battery replacement

Still not working? Buy new one

FAQ

Remote key fob of Audi A4 require 2xCR2025 batteries. Price for CR2025 batteries are under $4 depending on the brand, type and size packaging you buy. You can take old battery to the store, to find a proper replacement.

Key fob in most of cases do not require to be reprogrammed after battery replace. If your keyless entry remote not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Yes, you can replace battery in your 1997 Audi A4 keyless entry remote yourself. Most difficult part is to open keyless entry fob's case. It's pretty simple with our step by step guide.

Dealer service pricing for replace the battery in key is $50-600 depending on the brand.

Remote key fob batteries in Audi A4 should be replaced once in three or four years, but this will differ based on frequency of use and quality. If your keyless entry remote decreased signal strength, you should replace batteries before it stop open doors and make problems for you.

If your car need multiple clicks to unlock or lock doors, has low key battery indicator on dashboard, key fob buttons not working or signal strength reduced, in most cases battery replace inside keyless entry remote needed. Current battery is dead with a high probability, but if it's not fix, keyless entry remote change or repair needed.
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Other Audi Models:

Fob Compatibility:

  1. FCC ID: MZ2 410 819 4
  2. Models: 1994-1998 Audi A4